The TUNDRA Polaris System, a rectangular acrylic hot and cold plunge with the Borealis heater and chiller
The TUNDRA Polaris System, a rectangular acrylic hot and cold plunge with the Borealis heater and chiller — view 2
The TUNDRA Polaris System, a rectangular acrylic hot and cold plunge with the Borealis heater and chiller — view 3
The TUNDRA Polaris System, a rectangular acrylic hot and cold plunge with the Borealis heater and chiller — view 4
The TUNDRA Polaris System, a rectangular acrylic hot and cold plunge with the Borealis heater and chiller — view 5
The TUNDRA Polaris System, a rectangular acrylic hot and cold plunge with the Borealis heater and chiller — view 6
The TUNDRA Polaris System, a rectangular acrylic hot and cold plunge with the Borealis heater and chiller — view 7
The TUNDRA Polaris System, a rectangular acrylic hot and cold plunge with the Borealis heater and chiller — view 8
The TUNDRA Polaris System, a rectangular acrylic hot and cold plunge with the Borealis heater and chiller — view 9
The TUNDRA Polaris System, a rectangular acrylic hot and cold plunge with the Borealis heater and chiller — view 10
The TUNDRA Polaris System, a rectangular acrylic hot and cold plunge with the Borealis heater and chiller — view 11
Tundra Ice Bath

The Polaris System

Sale price$6,790.00 SGD

Insulated rectangular acrylic tub paired with the Borealis™ Heater & Chiller. Built with double-walled thermal foam and available in two sizes, including an extended option designed for taller users.

New to cold plunging or comparing setups? Read the Ice Bath & Cold Plunge Buyer’s Guide →

Polaris 2 (Size): Regular
Polaris 2 (Color): White (Standard)
Borealis™ (Select Your Engine): Gen 5: Pro (1.0HP)

Already own a chiller unit?
Click here to purchase the Polaris Tub (Stand-alone)
Re-stocking soon

The Polaris System

The Polaris System: Maximum Immersion
Upgrade your recovery with the Polaris System—a spacious, rectangular cold and hot therapy suite designed for full-body immersion and comfort.

Dual-Action Power Paired with our powerful Borealis™ Heater & Chiller (Gen 4 or Gen 5), this system delivers precise temperatures from 3°C to 42°C on demand.

Thermal Efficiency Built with a premium double-walled acrylic shell and injected with high-density insulation foam. This superior construction locks in thermal energy, drastically reducing electricity costs while keeping your water ready whenever you are.

Engineered for Length Featuring a sleek rectangular design available in Regular and Large. The Large model offers extended legroom, specifically engineered to provide full submersion for taller users and athletes.

Plug & Plunge No complex plumbing required. Simply connect the hoses, plug into a standard outlet, and take control of your recovery.

Key Benefits

Heating & Cooling

Delivers precise cooling down to 3°C and heating up to 42°C with the integrated Borealis™ system.

Refined Dual-Wall Insulation

Engineered with a robust dual-wall structure that maintains stable water temperature and maximizes cooling efficiency in any environment.

Advanced Ozone Sterilization

Commercial grade Ozone sanitation system keeps water clean and bacteria-free for safe and hygienic use.

Efficient Filtration

Features a 20-Micron filter cartridge system for clean, clear water and reduced maintenance.

Touch Panel with Wi-Fi and Smart App Control

Adjust temperature, modes, and schedules seamlessly through the Smart Life app.

Tailored Sizing for Every Body

Choose between two tub lengths, including a long-format version engineered to give taller users the space and immersion comfort they need.

Experience total submersion in a spacious rectangular design. Premium acrylic insulation paired with the dual-action Borealis™ System.

Absolute Immersion.

Everything you need for immediate setup.

What’s Included

  • Polaris Solid Dual Wall Insulated Tub
  • Insulated Hard Cover (Locks in thermal energy)
  • 10m Utility Hose (Quick-connect for easy filling & draining)
  • Drainage System

Return to Yourself

20%

reduction in muscle soreness

30%

faster recovery

300%

increase in norepinephrine

Product specification

Dimensions

The Polaris Tub:

- Regular: LxWxH: 170 x 80 x 60 CM
- Large: LxWxH: 180 x 80 x 60 CM

Borealis™ Heater & Chiller:
- Gen 5: Pro (1.0HP): LxWxH: 53 x 38 x 57
- Gen 5: Elite (2.0HP): LxWxH: 68 x 49 x 75

Water Capacity

Regular: 278 L; Large: 288 L;

Temperature Range

3°C to 42°C (Cooling + Heating)

Compressor / Heater & Chiller:

Gen 5: Pro (1.0HP):
- Compressor power: 900 W
- Cooling capacity: 2,450 W
- Heating capacity: 3,800 W
- Refrigerant: R410A (360 g)

Gen 5: Elite (2.0HP):
- Compressor power: 1,660 W
- Cooling capacity: 5,000 W
- Heating capacity: 5,800 W
- Refrigerant: R410A (480 g)

Cooling/Heating Performance

Regular – 278 L

* Gen 5: Pro (1.0HP)
Cooling: ~6.5-7.5°C per hour
Heating: ~10-12°C per hour

* Gen 5: Elite (2.0HP)
Cooling: ~14-16°C per hour
Heating: ~16-18°C per hour

Large – 288 L

* Gen 5: Pro (1.0HP)
Cooling: ~6.0-7.0°C per hour
Heating: ~9.5-11.5°C per hour

* Gen 5: Elite (2.0HP)
Cooling: ~13-15°C per hour
Heating: ~15-17°C per hour

About these values

These figures are realistic estimates for continuous operation under typical conditions. Actual cooling and heating performance may vary depending on ambient temperature, sun exposure, wind, insulation quality, use of the cover, plumbing length, circulation rate, and heat introduced by users.

FAQ

Use this text to share information about your product or shipping policies.

Our customer support is available Monday to Friday, 9am–6pm SGT and Saturday, 9am-12pm SGT.Average answer time: within 24h
Email us

You may also like

Contact TUNDRA

From product questions and services to bespoke projects and showroom visits, our team is ready to assist.
Share your enquiry below and we’ll help you find the right solution for your space, goals, and recovery routine.